Remote Sr./ Lead Server Engineer (Windows & Linux)

Join a fast-paced, forward-thinking technical team as a Senior/Lead Server Engineer supporting a large-scale, hybrid server infrastructure. This remote contract opportunity allows you to play a pivotal role in safeguarding and modernizing critical business systems across both Microsoft Windows and Unix/Linux platforms. Take ownership of vulnerability remediation, server security, and operational stability while working with cutting-edge technology and collaborating with cross-functional teams., Ensure high availability, stability, and optimum performance of enterprise server environments

• Lead server security initiatives, including vulnerability remediation and permissions management
• Analyze vulnerability scan results and implement sustainable remediation strategies
• Drive modernization projects: provisioning, upgrading, decommissioning, and tech-debt reduction
• Support hybrid infrastructure spanning on-premises data centers and cloud platforms
• Automate server administration tasks using PowerShell, Bash, or Python scripting
• Harden operating systems and maintain security baselines aligned to organizational standards
• Collaborate with application teams to resolve security findings and implement best practices
• Provide technical escalation during major incidents and conduct root cause analysis
• Participate in on-call support rotation to ensure infrastructure resilience

Minimum 5 years supporting enterprise Windows Server and Unix/Linux environments

• Deep experience in Microsoft Windows Server, Red Hat Enterprise Linux, AIX, or Solaris
• Proven track record delivering vulnerability remediation in large-scale enterprise settings
• Working knowledge of vulnerability management tools (Tenable, Qualys, Rapid7)
• Strong understanding of OS hardening, patch management, and secure configuration
• Scripting proficiency with PowerShell, Bash, or Python
• Advanced troubleshooting and root cause analysis skills
• Excellent communication and stakeholder management abilities

Preferred Skills

• Experience with hybrid cloud platforms: Microsoft Azure or AWS
• Familiarity with configuration management tools: Ansible, Puppet, Chef, SCCM/MECM
• Knowledge of enterprise authentication systems: Active Directory, Entra ID, LDAP, Kerberos
• Background supporting regulated environments, especially in financial services or insurance, windows Linux powershell BASH

100% remote work with flexible arrangements

• Opportunity to lead critical security and modernization initiatives
• Collaborative environment with access to the latest technologies
• Exposure to enterprise-scale, hybrid infrastructure challenges
• Career growth through high-impact projects and cross-team collaboration